// 添加统一的返回结果方法
module.exports = function (req, res, next) {
	res.sendResult = function (data, code, message) {
		var fmt = req.query.fmt ? req.query.fmt : "rest";
		if (fmt == "rest") {
			res.json(
				{
					"data": data,
					"status": code,
					"message": message,
				});
		}
	};
	next();
}